Clarke, D. Waldo, author
Longmans, Green, 1950
Buku Teks
edited by Boris Ford
Penguin Books, 1955
Buku Teks
Goddard, Harold C., author
Phienix Books, 1990
Buku Teks
Labour History, Economic History. Depart, The Univ.of Sydney
Majalah, Jurnal, Buletin
Macintyre, Stuart, author
Australian Goverment, 1947
Buku Teks